/*!
 * @license
 * Copyright 2016 Alfresco Software, Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { async, ComponentFixture, TestBed } from '@angular/core/testing';
import { By, DomSanitizer } from '@angular/platform-browser';
import { AuthenticationService, ContentService } from '../../services';
import { InitialUsernamePipe } from '../../pipes';
import { fakeBpmUser } from '../../mock/bpm-user.service.mock';
import { fakeEcmEditedUser, fakeEcmUser, fakeEcmUserNoImage } from '../../mock/ecm-user.service.mock';
import { BpmUserService } from '../services/bpm-user.service';
import { EcmUserService } from '../services/ecm-user.service';
import { IdentityUserService } from '../services/identity-user.service';
import { BpmUserModel } from './../models/bpm-user.model';
import { EcmUserModel } from './../models/ecm-user.model';
import { UserInfoComponent } from './user-info.component';
import { of } from 'rxjs';
import { setupTestBed } from '../../testing/setupTestBed';
import { CoreTestingModule } from '../../testing/core.testing.module';
import { IdentityUserModel } from '../models/identity-user.model';

class FakeSanitizer extends DomSanitizer {

    constructor() {
        super();
    }

    sanitize(html) {
        return html;
    }

    bypassSecurityTrustHtml(value: string): any {
        return value;
    }

    bypassSecurityTrustStyle(value: string): any {
        return null;
    }

    bypassSecurityTrustScript(value: string): any {
        return null;
    }

    bypassSecurityTrustUrl(value: string): any {
        return null;
    }

    bypassSecurityTrustResourceUrl(value: string): any {
        return null;
    }
}

describe('User info component', () => {

    let component: UserInfoComponent;
    let fixture: ComponentFixture<UserInfoComponent>;
    let element: HTMLElement;
    let authService: AuthenticationService;
    let contentService: ContentService;
    let ecmUserService: EcmUserService;
    let bpmUserService: BpmUserService;
    let identityUserService: IdentityUserService;

    let identityUserMock = { firstName: 'fake-identity-first-name', lastName: 'fake-identity-last-name', email: 'fakeIdentity@email.com' };
    let identityUserWithOutFirstNameMock = { firstName: null, lastName: 'fake-identity-last-name', email: 'fakeIdentity@email.com' };
    let identityUserWithOutLastNameMock = { firstName: 'fake-identity-first-name', lastName: null, email: 'fakeIdentity@email.com' };

    function openUserInfo() {
        fixture.detectChanges();
        let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
        imageButton.click();
        fixture.detectChanges();
    }

    setupTestBed({
        imports: [CoreTestingModule]
    });

    beforeEach(async(() => {
        fixture = TestBed.createComponent(UserInfoComponent);
        component = fixture.componentInstance;
        element = fixture.nativeElement;

        authService = TestBed.get(AuthenticationService);
        ecmUserService = TestBed.get(EcmUserService);
        bpmUserService = TestBed.get(BpmUserService);
        contentService = TestBed.get(ContentService);
        identityUserService = TestBed.get(IdentityUserService);
    }));

    afterEach(() => {
        fixture.destroy();
    });

    it('should not show any image if the user is not logged in', () => {
        expect(element.querySelector('#userinfo_container')).toBeDefined();
        expect(element.querySelector('#logged-user-img')).toBeNull();
    });

    it('should NOT have users immediately after ngOnInit', () => {
        expect(element.querySelector('#userinfo_container')).toBeDefined();
        expect(element.querySelector('#ecm_username')).toBeNull();
        expect(element.querySelector('#bpm_username')).toBeNull();
        expect(element.querySelector('#user-profile-lists')).toBeNull();
    });

    describe('when user is logged on ecm', () => {

        describe('ui ', () => {

            beforeEach(() => {
                spyOn(authService, 'isOauth').and.returnValue(false);
                spyOn(authService, 'isEcmLoggedIn').and.returnValue(true);
                spyOn(authService, 'isLoggedIn').and.returnValue(true);
                spyOn(ecmUserService, 'getCurrentUserInfo').and.returnValue(of(fakeEcmEditedUser));
                fixture.detectChanges();
            });

            it('should able to fetch ecm userInfo', async(() => {
                fixture.detectChanges();
                fixture.whenStable().then(() => {
                    component.ecmUser$.subscribe((response: EcmUserModel) => {
                        expect(response).toBeDefined();
                        expect(response.firstName).toBe('fake-ecm-first-name');
                        expect(response.lastName).toBe('fake-ecm-last-name');
                        expect(response.email).toBe('fakeEcm@ecmUser.com');
                    });
                });
            }));

            it('should show ecm only last name when user first name is null ', async(() => {
                fixture.detectChanges();

                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
                    imageButton.click();
                    fixture.detectChanges();
                    expect(element.querySelector('#userinfo_container')).toBeDefined();
                    let ecmUsername = fixture.debugElement.query(By.css('#ecm-username'));
                    expect(ecmUsername).toBeDefined();
                    expect(ecmUsername).not.toBeNull();
                    expect(ecmUsername.nativeElement.textContent).not.toContain('fake-ecm-first-name');
                    expect(ecmUsername.nativeElement.textContent).not.toContain('null');
                });
            }));

            it('should show the username when showName attribute is true', async(() => {

                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    expect(component.showName).toBeTruthy();
                    expect(element.querySelector('#adf-userinfo-ecm-name-display')).not.toBeNull();
                });
            }));

            it('should hide the username when showName attribute is false', async(() => {
                component.showName = false;

                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    expect(element.querySelector('#adf-userinfo-ecm-name-display')).toBeNull();
                });
            }));

            it('should have the defined class to show the name on the right side', async(() => {
                fixture.detectChanges();

                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    expect(element.querySelector('#userinfo_container').classList).toContain('adf-userinfo-name-right');
                });
            }));

            it('should not have the defined class to show the name on the left side', async(() => {
                component.namePosition = 'left';
                fixture.detectChanges();

                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    expect(element.querySelector('#userinfo_container').classList).not.toContain('adf-userinfo-name-right');
                });
            }));
        });

        describe('and has image', () => {

            beforeEach(async(() => {
                spyOn(authService, 'isOauth').and.returnValue(false);
                spyOn(authService, 'isEcmLoggedIn').and.returnValue(true);
                spyOn(authService, 'isLoggedIn').and.returnValue(true);
                spyOn(ecmUserService, 'getCurrentUserInfo').and.returnValue(of(fakeEcmUser));
                spyOn(contentService, 'getContentUrl').and.returnValue('assets/images/ecmImg.gif');
                fixture.detectChanges();
            }));

            it('should get the ecm current user image from the service', async(() => {
                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
                    imageButton.click();
                    fixture.detectChanges();
                    let loggedImage = fixture.debugElement.query(By.css('#logged-user-img'));

                    expect(element.querySelector('#userinfo_container')).not.toBeNull();
                    expect(loggedImage).not.toBeNull();
                    expect(loggedImage.properties.src).toContain('assets/images/ecmImg.gif');
                });
            }));

            it('should display the current user image if user has avatarId', async(() => {
                fixture.detectChanges();
                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
                    imageButton.click();
                    fixture.detectChanges();
                    let loggedImage = fixture.debugElement.query(By.css('#logged-user-img'));
                    component.ecmUser$.subscribe((response: EcmUserModel) => {
                        expect(response).toBeDefined();
                        expect(response.avatarId).toBe('fake-avatar-id');
                    });
                    expect(element.querySelector('#userinfo_container')).not.toBeNull();
                    expect(loggedImage).not.toBeNull();
                    expect(loggedImage.properties.src).toContain('assets/images/ecmImg.gif');
                });
            }));

            it('should get the ecm user informations from the service', async(() => {
                fixture.detectChanges();
                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
                    imageButton.click();
                    fixture.detectChanges();
                    let ecmImage = fixture.debugElement.query(By.css('#ecm-user-detail-image'));
                    let ecmFullName = fixture.debugElement.query(By.css('#ecm-full-name'));
                    let ecmJobTitle = fixture.debugElement.query(By.css('#ecm-job-title-label'));

                    expect(element.querySelector('#userinfo_container')).not.toBeNull();
                    expect(fixture.debugElement.query(By.css('#ecm-username'))).not.toBeNull();
                    expect(ecmImage).not.toBeNull();
                    expect(ecmImage.properties.src).toContain('assets/images/ecmImg.gif');
                    expect(ecmFullName.nativeElement.textContent).toContain('fake-ecm-first-name fake-ecm-last-name');
                    expect(ecmJobTitle.nativeElement.textContent).toContain('USER_PROFILE.LABELS.ECM.JOB_TITLE');
                });
            }));
        });

        describe('and has no image', () => {

            beforeEach(async(() => {
                spyOn(authService, 'isOauth').and.returnValue(false);
                spyOn(authService, 'isEcmLoggedIn').and.returnValue(true);
                spyOn(authService, 'isLoggedIn').and.returnValue(true);
                spyOn(ecmUserService, 'getCurrentUserInfo').and.returnValue(of(fakeEcmUserNoImage));
                fixture.detectChanges();
                fixture.whenStable().then(() => fixture.detectChanges());
            }));

            it('should show N/A when the job title is null', async(() => {
                let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#user-initials-image');
                imageButton.click();
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).not.toBeNull();
                let ecmJobTitle = fixture.debugElement.query(By.css('#ecm-job-title'));
                expect(ecmJobTitle).not.toBeNull();
                expect(ecmJobTitle).not.toBeNull();
                expect(ecmJobTitle.nativeElement.textContent).toContain('N/A');
            }));

            it('should not show the tabs', () => {
                let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#user-initials-image');
                imageButton.click();
                fixture.detectChanges();
                let tabHeader = fixture.debugElement.query(By.css('#tab-group-env'));
                expect(tabHeader.classes['adf-hide-tab']).toBeTruthy();
            });

            it('should display the current user Initials if the user dose not have avatarId', async(() => {
                fixture.whenStable().then(() => {
                    fixture.detectChanges();
                    let pipe = new InitialUsernamePipe(new FakeSanitizer());
                    component.ecmUser$.subscribe((response: EcmUserModel) => {
                        expect(response).toBeDefined();
                        expect(response.avatarId).toBeNull();
                    });
                    expect(pipe.transform({
                        id: 13,
                        firstName: 'Wilbur',
                        lastName: 'Adams',
                        email: 'wilbur@app.com'
                    })).toBe('<div id="user-initials-image" class="">WA</div>');
                });
            }));
        });

    });

    describe('when user is logged on bpm', () => {

        let getCurrentUserInfoStub;

        beforeEach(async(() => {
            spyOn(authService, 'isOauth').and.returnValue(false);
            spyOn(authService, 'isBpmLoggedIn').and.returnValue(true);
            spyOn(authService, 'isLoggedIn').and.returnValue(true);
            getCurrentUserInfoStub = spyOn(bpmUserService, 'getCurrentUserInfo').and.returnValue(of(fakeBpmUser));
        }));

        it('should fetch bpm userInfo', async(() => {
            getCurrentUserInfoStub.and.returnValue(of(fakeBpmUser));
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                component.bpmUser$.subscribe((response: BpmUserModel) => {
                    expect(response).toBeDefined();
                    expect(response.firstName).toBe('fake-bpm-first-name');
                    expect(response.lastName).toBe('fake-bpm-last-name');
                    expect(response.email).toBe('fakeBpm@fake.com');
                });
            });
        }));

        it('should show full name next the user image', async(() => {
            getCurrentUserInfoStub.and.returnValue(of(fakeBpmUser));
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                fixture.detectChanges();
                let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
                imageButton.click();
                fixture.detectChanges();
                let bpmUserName = fixture.debugElement.query(By.css('#bpm-username'));
                expect(element.querySelector('#userinfo_container')).not.toBeNull();
                expect(bpmUserName).toBeDefined();
                expect(bpmUserName).not.toBeNull();
                expect(bpmUserName.nativeElement.innerHTML).toContain('fake-bpm-first-name fake-bpm-last-name');
            });
        }));

        it('should get the bpm current user image from the service', async(() => {
            getCurrentUserInfoStub.and.returnValue(of(fakeBpmUser));
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).not.toBeNull();
                expect(element.querySelector('#logged-user-img')).not.toBeNull();
                expect(element.querySelector('#logged-user-img').getAttribute('src'))
                    .toContain('activiti-app/app/rest/admin/profile-picture');
            });
        }));

        it('should show last name if first name is null', async(() => {
            fixture.detectChanges();
            let wrongBpmUser: BpmUserModel = new BpmUserModel({
                firstName: null,
                lastName: 'fake-last-name'
            });
            getCurrentUserInfoStub.and.returnValue(of(wrongBpmUser));
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                const fullNameElement = (element.querySelector('#adf-userinfo-bpm-name-display'));
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(element.querySelector('#adf-userinfo-bpm-name-display')).not.toBeNull();
                expect(fullNameElement.textContent).toContain('fake-last-name');
                expect(fullNameElement.textContent).not.toContain('fake-first-name');

            });
        }));

        it('should not show first name if it is null string', async(() => {
            let wrongFirstNameBpmUser: BpmUserModel = new BpmUserModel({
                firstName: 'null',
                lastName: 'fake-last-name'
            });
            getCurrentUserInfoStub.and.returnValue(of(wrongFirstNameBpmUser));

            fixture.detectChanges();
            fixture.whenStable().then(() => {
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(element.querySelector('#adf-userinfo-bpm-name-display')).toBeDefined();
                expect(element.querySelector('#adf-userinfo-bpm-name-display').textContent).toContain('fake-last-name');
                expect(element.querySelector('#adf-userinfo-bpm-name-display').textContent).not.toContain('null');
            });
        }));

        it('should not show last name if it is null string', async(() => {
            let wrongLastNameBpmUser: BpmUserModel = new BpmUserModel({
                firstName: 'fake-first-name',
                lastName: 'null'
            });
            getCurrentUserInfoStub.and.returnValue(of(wrongLastNameBpmUser));
            fixture.detectChanges();

            fixture.whenStable().then(() => {
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(element.querySelector('#adf-userinfo-bpm-name-display')).toBeDefined();
                expect(element.querySelector('#adf-userinfo-bpm-name-display').textContent).toContain('fake-first-name');
                expect(element.querySelector('#adf-userinfo-bpm-name-display').textContent).not.toContain('null');
            });
        }));

        it('should not show the tabs', async(() => {
            fixture.detectChanges();
            let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#logged-user-img');
            imageButton.click();
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                fixture.detectChanges();
                expect(fixture.debugElement.query(By.css('#tab-group-env')).classes['adf-hide-tab']).toBeTruthy();
            });
        }));
    });

    describe('when user is logged on bpm and ecm', () => {

        let ecmUserInfoSpy;

        beforeEach(async(() => {
            spyOn(authService, 'isOauth').and.returnValue(false);
            spyOn(authService, 'isEcmLoggedIn').and.returnValue(true);
            spyOn(authService, 'isBpmLoggedIn').and.returnValue(true);
            spyOn(authService, 'isLoggedIn').and.returnValue(true);
            spyOn(contentService, 'getContentUrl').and.returnValue('src/assets/images/ecmImg.gif');

            ecmUserInfoSpy = spyOn(ecmUserService, 'getCurrentUserInfo').and.returnValue(of(fakeEcmUser));
            spyOn(bpmUserService, 'getCurrentUserInfo').and.returnValue(of(fakeBpmUser));
        }));

        it('should able to fetch ecm userInfo', async(() => {
            fixture.detectChanges();

            fixture.whenStable().then(() => {
                component.ecmUser$.subscribe((response: EcmUserModel) => {
                    expect(response).toBeDefined();
                    expect(response.firstName).toBe('fake-ecm-first-name');
                    expect(response.lastName).toBe('fake-ecm-last-name');
                    expect(response.email).toBe('fakeEcm@ecmUser.com');
                });
            });
        }));

        it('should able to fetch bpm userInfo', async(() => {
            fixture.detectChanges();

            fixture.whenStable().then(() => {
                component.bpmUser$.subscribe((response: BpmUserModel) => {
                    expect(response).toBeDefined();
                    expect(response.firstName).toBe('fake-bpm-first-name');
                    expect(response.lastName).toBe('fake-bpm-last-name');
                    expect(response.email).toBe('fakeBpm@fake.com');
                });
            });
        }));

        it('should get the bpm user informations from the service', async(() => {
            openUserInfo();
            let bpmTab = fixture.debugElement.queryAll(By.css('#tab-group-env .mat-tab-labels .mat-tab-label'))[1];
            bpmTab.triggerEventHandler('click', null);
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                let bpmUsername = fixture.debugElement.query(By.css('#bpm-username'));
                let bpmImage = fixture.debugElement.query(By.css('#bpm-user-detail-image'));
                expect(element.querySelector('#userinfo_container')).not.toBeNull();
                expect(bpmUsername).not.toBeNull();
                expect(bpmImage).not.toBeNull();
                expect(bpmImage.properties.src).toContain('app/rest/admin/profile-picture');
                expect(bpmUsername.nativeElement.textContent).toContain('fake-bpm-first-name fake-bpm-last-name');
                expect(fixture.debugElement.query(By.css('#bpm-tenant')).nativeElement.textContent).toContain('fake-tenant-name');
            });
        }));

        it('should get the ecm user informations from the service', async(() => {
            openUserInfo();
            let ecmUsername = fixture.debugElement.query(By.css('#ecm-username'));
            let ecmImage = fixture.debugElement.query(By.css('#ecm-user-detail-image'));

            fixture.detectChanges();
            fixture.whenStable().then(() => {
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(ecmUsername).not.toBeNull();
                expect(ecmImage).not.toBeNull();
                expect(ecmImage.properties.src).toContain('assets/images/ecmImg.gif');
                expect(fixture.debugElement.query(By.css('#ecm-full-name')).nativeElement.textContent).toContain('fake-ecm-first-name fake-ecm-last-name');
                expect(fixture.debugElement.query(By.css('#ecm-job-title')).nativeElement.textContent).toContain('job-ecm-test');
            });
        }));

        it('should show the ecm image if exists', async(() => {
            openUserInfo();
            expect(element.querySelector('#userinfo_container')).toBeDefined();
            expect(element.querySelector('#logged-user-img')).toBeDefined();
            expect(element.querySelector('#logged-user-img').getAttribute('src')).toEqual('src/assets/images/ecmImg.gif');
        }));

        it('should show the ecm initials if the ecm user has no image', async(() => {
            ecmUserInfoSpy.and.returnValue(of(fakeEcmUserNoImage));
            fixture.detectChanges();

            fixture.whenStable().then(() => {
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(element.querySelector('#user-initials-image').textContent).toContain('ff');
            });
        }));

        it('should show the tabs for the env', () => {
            openUserInfo();
            let tabGroup = fixture.debugElement.query(By.css('#tab-group-env'));
            let tabs = fixture.debugElement.queryAll(By.css('#tab-group-env .mat-tab-labels .mat-tab-label'));

            expect(tabGroup).not.toBeNull();
            expect(tabGroup.classes['adf-hide-tab']).toBeFalsy();
            expect(tabs.length).toBe(2);
        });

        it('should not close the menu when a tab is clicked', () => {
            openUserInfo();
            let tabGroup = fixture.debugElement.query(By.css('#tab-group-env'));
            let tabs = fixture.debugElement.queryAll(By.css('#tab-group-env .mat-tab-labels .mat-tab-label'));

            expect(tabGroup).not.toBeNull();
            tabs[1].triggerEventHandler('click', null);
            fixture.detectChanges();
            expect(fixture.debugElement.query(By.css('#user-profile-lists'))).not.toBeNull();
        });
    });

    describe('when identity user is logged in', () => {

        let getCurrentUserInfoStub;

        beforeEach(async(() => {
            spyOn(authService, 'isOauth').and.returnValue(true);
            spyOn(authService, 'isLoggedIn').and.returnValue(true);
            getCurrentUserInfoStub = spyOn(identityUserService, 'getCurrentUserInfo').and.returnValue(identityUserMock);
        }));

        it('should able to fetch identity userInfo', async(() => {
            fixture.detectChanges();

            fixture.whenStable().then(() => {
                component.identityUser$.subscribe((response: IdentityUserModel) => {
                    expect(response).toBeDefined();
                    expect(response.firstName).toBe('fake-identity-first-name');
                    expect(response.lastName).toBe('fake-identity-last-name');
                    expect(response.email).toBe('fakeIdentity@email.com');
                });
            });
        }));

        it('should show full name next the user image', async(() => {
            fixture.detectChanges();
            fixture.whenStable().then(() => {
                fixture.detectChanges();
                let imageButton: HTMLButtonElement = <HTMLButtonElement> element.querySelector('#identity-user-image');
                imageButton.click();
                fixture.detectChanges();
                let bpmUserName = element.querySelector('#identity-username');
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).not.toBeNull();
                expect(bpmUserName).toBeDefined();
                expect(bpmUserName).not.toBeNull();
                expect(bpmUserName.textContent).toContain('fake-identity-first-name fake-identity-last-name');
            });
        }));

        it('should show last name if first name is null', async(() => {
            fixture.detectChanges();
            let fakeIdentityUser: IdentityUserModel = new IdentityUserModel(identityUserWithOutFirstNameMock);
            getCurrentUserInfoStub.and.returnValue(fakeIdentityUser);

            fixture.detectChanges();
            fixture.whenStable().then(() => {
                fixture.detectChanges();
                const fullNameElement = element.querySelector('#adf-userinfo-identity-name-display');
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(element.querySelector('#adf-userinfo-identity-name-display')).not.toBeNull();
                expect(fullNameElement.textContent).toContain('fake-identity-last-name');
                expect(fullNameElement.textContent).not.toContain('fake-identity-first-name');
            });
        }));

        it('should not show first name if it is null string', async(() => {
            let fakeIdentityUser: IdentityUserModel = new IdentityUserModel(identityUserWithOutFirstNameMock);
            getCurrentUserInfoStub.and.returnValue(of(fakeIdentityUser));

            fixture.detectChanges();
            fixture.whenStable().then(() => {
                const fullNameElement = element.querySelector('#adf-userinfo-identity-name-display');
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(fullNameElement).toBeDefined();
                expect(fullNameElement.textContent).toContain('fake-identity-last-name');
                expect(fullNameElement.textContent).not.toContain('null');
            });
        }));

        it('should not show last name if it is null string', async(() => {
            let fakeIdentityUser: IdentityUserModel = new IdentityUserModel(identityUserWithOutLastNameMock);
            getCurrentUserInfoStub.and.returnValue(of(fakeIdentityUser));
            fixture.detectChanges();

            fixture.whenStable().then(() => {
                const fullNameElement = element.querySelector('#adf-userinfo-identity-name-display');
                fixture.detectChanges();
                expect(element.querySelector('#userinfo_container')).toBeDefined();
                expect(fullNameElement).toBeDefined();
                expect(fullNameElement.textContent).toContain('fake-identity-first-name');
                expect(fullNameElement.textContent).not.toContain('null');
            });
        }));
    });
});